AS21141 178.159.176.0/20 CIDR and IP Range Summary.ASN: 21141 - OpenStack LtdHost Count: 4094Addressable IPs: 4096178.159.176.0/24178.159.177.0/24178.159.178.0/24178.159.179.0/24178.159.180.0/24178.159.181.0/24178.159.182.0/24178.159.183.0/24178.159.184.0/24178.159.185.0/24178.159.186.0/24178.159.187.0/24178.159.188.0/24178.159.189.0/24178.159.190.0/24178.159.191.0/24